Matthias Miltenberger

Hi Kanan! You could write an LP file of your model to better see whether it actually represents what you are trying to model:     model.write('model.lp') Your code is, unfortunately, a bit hard to ...

Can you successfully run "gurobi_cl --license"? Cheers,Matthias

Hi Francois, To return back to a single-objective optimization you need to set model.NumObj=0, call model.update(), and then reset the primary objective function (model.setObjective). You can also ...

Hi Takayoshi, This is all looking fine so far. Can you please post the output of grbprobe as well? Thanks,Matthias

Hi Gerrit, If you want to query simplex information you need to use the SIMPLEX callback, i.e. use where=2. Please have a look at the callback documentation and also at the callback examples in you...

Hi, Your user name is not detected. What operating system are you using? It looks like a Linux/UNIX but what's uncommon is that your home directory is in another subdirectory "cl". Can you please r...

Dear Bayrem, Thank you for pointing this out! The term "dict" in this context refers to the type of the argument "coeff".So, it's not an error, but I agree that the wording can be improved. Thanks,...

Hi Grzegorz, A workaround could be to define a dedicated logfile that your logger uses to print to. You could then ignore the stdout from Gurobi and only monitor the logfile. To do this you just ne...

Hi Lukas, Is your Gurobi solver running locally on your machine? I just ran a few tests and cannot reproduce those timings.Maybe you can also share how you are constructing the model? Thanks,Matthi...

Are you using the same conda environment for Jupyter, Spyder and the command line? It appears that there is an issue with the library path. Can you try to re-install Jupyter in your environment?